French: Petit Pingouin German: Tordalk Spanish: Alca común
Stora Karlsö, Baltic Sea
Subspecies and Distribution
A. t. torda
Linnaeus, 1758 – E North America (Digges Sound and SE Baffin I S to Gulf of Maine), Greenland and E to Bear I, Norway, Denmark, Baltic Sea region, Murmansk and White Sea.
A. t. islandica
C. L. Brehm, 1831 – Iceland, Faeroes, Britain, Ireland E to Heligoland, and S to Channel Is and NW France (Brittany).
37–39 cm; 524–890 g; wingspan 63–66 cm. Similar to Uria, but body and wings average slightly smaller, with head and bill larger, appearing... read more
Generally silent at sea. At breeding colonies utters guttural, croaking growls “grrrroh” or a more... read more
Marine, occurring offshore and along sea coasts in boreal or low Arctic waters. Breeds in rocky... read more
Food and feeding
Mainly fish and crustaceans throughout year. Considerable geographical and temporal variation in principal prey during summer: in Labrador... read more
Timing variable, with laying earliest at S extremes of range, e.g. Wales from early May; later at higher latitudes where waters colder, e.g... read more
Winters mostly offshore at sea, in W Atlantic off E Newfoundland as far as Flemish Cap (c. 700 km... read more
Status and conservation
Not globally threatened. Currently considered Near Threatened. Total breeding population estimated in 1996 at c. 700,000 pairs (300,000–1,200,000), with roughly 70% in... read more
Only subscribers are able to see the bibliography. Login or Subscribe to get access to a lot of extra features!